Usenet gets all that too

You’ll find most private trackers want you to use your actual IP to browse the site, especially the ones worth being in

Torrentleech has open signups a few times a year usually and it’s a decent general tracker.

You can join Myanonamouse at any time via an easy interview (basically just checking you can read the rules etc) and this tracker is easy to maintain ratio on and can get you invites to other trackers via its invite section

What does reverse proxies have to do with NASA?

It really ain’t complicated.